CA2181785C - Mixing assembly for gaseous flows at different temperatures, in particular for heterogeneous exothermic synthesis reactors - Google Patents
Mixing assembly for gaseous flows at different temperatures, in particular for heterogeneous exothermic synthesis reactors Download PDFInfo
- Publication number
- CA2181785C CA2181785C CA002181785A CA2181785A CA2181785C CA 2181785 C CA2181785 C CA 2181785C CA 002181785 A CA002181785 A CA 002181785A CA 2181785 A CA2181785 A CA 2181785A CA 2181785 C CA2181785 C CA 2181785C
- Authority
- CA
- Canada
- Prior art keywords
- gas flow
- mixing assembly
- air space
- distributor
- hot gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 25
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 23
- 239000007789 gas Substances 0.000 claims abstract description 95
- 239000000112 cooling gas Substances 0.000 claims abstract description 19
- 230000003197 catalytic effect Effects 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 11
- 239000003153 chemical reaction reagent Substances 0.000 claims description 7
- 239000012495 reaction gas Substances 0.000 claims description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000035515 penetration Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
- B01J8/0492—Feeding reactive fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/0242—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly vertical
- B01J8/0257—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid flow within the bed being predominantly vertical in a cylindrical annular shaped bed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/0285—Heating or cooling the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
- B01J8/0403—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the fluid flow within the beds being predominantly horizontal
- B01J8/0423—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the fluid flow within the beds being predominantly horizontal through two or more otherwise shaped beds
- B01J8/0426—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the fluid flow within the beds being predominantly horizontal through two or more otherwise shaped beds the beds being superimposed one above the other
- B01J8/043—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the fluid flow within the beds being predominantly horizontal through two or more otherwise shaped beds the beds being superimposed one above the other in combination with one cylindrical annular shaped bed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
- B01J8/0446—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical
- B01J8/0449—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more cylindrical beds
- B01J8/0453—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds the flow within the beds being predominantly vertical in two or more cylindrical beds the beds being superimposed one above the other
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH593/94-0 | 1994-03-01 | ||
| CH59394 | 1994-03-01 | ||
| PCT/EP1995/000718 WO1995023642A1 (en) | 1994-03-01 | 1995-02-25 | Mixing assembly for gaseous flows at different temperatures, in particular for heterogeneous exothermic synthesis reactors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2181785A1 CA2181785A1 (en) | 1995-09-08 |
| CA2181785C true CA2181785C (en) | 2003-08-19 |
Family
ID=4190595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002181785A Expired - Lifetime CA2181785C (en) | 1994-03-01 | 1995-02-25 | Mixing assembly for gaseous flows at different temperatures, in particular for heterogeneous exothermic synthesis reactors |
Country Status (15)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69609496T2 (de) * | 1995-04-11 | 2001-03-29 | Floriall Holdings Ltd., Dublin | Verfahren und reaktor für heterogen exotherm synthese von formaldehyd |
| DE19544895C1 (de) * | 1995-12-01 | 1997-02-27 | Daimler Benz Ag | Verfahren und Vorrichtung zur selektiven katalytischen Oxidation von Kohlenmonoxid |
| US6375723B1 (en) | 2000-05-10 | 2002-04-23 | Praxair Technology, Inc. | Apparatus for improving gas distribution in a prepurifier |
| US7166151B2 (en) | 2004-01-15 | 2007-01-23 | Praxair Technology, Inc. | Flow distributor for PSA vessel |
| EP2014356A1 (en) * | 2007-07-04 | 2009-01-14 | Ammonia Casale S.A. | Wall system for catalytic beds of synthesis reactors and relative manufacturing process |
| WO2009154188A1 (ja) | 2008-06-16 | 2009-12-23 | アイセル株式会社 | 混合要素、混合装置、攪拌翼、混合機、混合システム及び反応装置 |
| FR2989006B1 (fr) * | 2012-04-04 | 2016-11-18 | Ifp Energies Now | Reacteur catalytique avec dispositif de trempe muni d'une injection tangentielle d'un fluide de trempe |
| WO2020252290A1 (en) | 2019-06-13 | 2020-12-17 | Duke Technologies, Llc | Hydroprocessing reactor to lower pressure drop and extend catalyst life |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2632692A (en) * | 1949-01-18 | 1953-03-24 | Hydrocarbon Research Inc | Multiple bed catalyst apparatus |
| US3254967A (en) * | 1963-06-17 | 1966-06-07 | Chem Processes Inc | Multiple bed catalyst apparatus having close temperature control |
| US3480407A (en) * | 1967-02-02 | 1969-11-25 | Vulcan Cincinnati Inc | Multiple zone apparatus for the processing of fluids having interzone fluid mixing and redistribution features |
| US3946104A (en) * | 1973-01-13 | 1976-03-23 | Friedrich Uhde Gmbh | Method of producing an homogeneous gas mixture |
| EP0293523A1 (en) * | 1987-06-01 | 1988-12-07 | Uop Inc. | Mixing device for vertical flow fluid-solid contacting |
| SU1337132A1 (ru) * | 1985-12-16 | 1987-09-15 | Рубежанский Филиал Ворошиловградского Мащиностроительного Института | Реактор |
| CH672078A5 (enrdf_load_stackoverflow) * | 1986-06-02 | 1989-10-31 | Ammonia Casale Sa | |
| IN170330B (enrdf_load_stackoverflow) * | 1986-10-22 | 1992-03-14 | Ammonia Casale Sa | |
| SU1576190A1 (ru) * | 1988-05-24 | 1990-07-07 | Предприятие П/Я В-8783 | Смесительно-распределительное устройство дл перемешивани газов в каталитическом реакторе |
| EP0359952A3 (en) * | 1988-08-05 | 1990-07-18 | Ammonia Casale S.A. | System for the improvement of reactors for the synthesis of methanol and reactors obtained therefrom |
| US4960571A (en) * | 1988-12-14 | 1990-10-02 | Exxon Research And Engineering Company | Quench assembly design |
| US5152967A (en) * | 1988-12-14 | 1992-10-06 | Exxon Research And Engineering Company | Interzone mixing device |
-
1995
- 1995-02-25 AU AU18492/95A patent/AU689553B2/en not_active Expired
- 1995-02-25 BR BR9506753A patent/BR9506753A/pt not_active IP Right Cessation
- 1995-02-25 ES ES95910531T patent/ES2112643T3/es not_active Expired - Lifetime
- 1995-02-25 EP EP95910531A patent/EP0748253B1/en not_active Expired - Lifetime
- 1995-02-25 JP JP7522685A patent/JPH09509611A/ja active Pending
- 1995-02-25 UA UA96083411A patent/UA43360C2/uk unknown
- 1995-02-25 US US08/682,710 patent/US5951953A/en not_active Expired - Lifetime
- 1995-02-25 DE DE69501154T patent/DE69501154T2/de not_active Expired - Fee Related
- 1995-02-25 MX MX9603783A patent/MX9603783A/es unknown
- 1995-02-25 WO PCT/EP1995/000718 patent/WO1995023642A1/en active IP Right Grant
- 1995-02-25 RO RO96-01737A patent/RO115425B1/ro unknown
- 1995-02-25 CA CA002181785A patent/CA2181785C/en not_active Expired - Lifetime
- 1995-02-25 RU RU96121379A patent/RU2135274C1/ru active
- 1995-02-28 ZA ZA951641A patent/ZA951641B/xx unknown
- 1995-03-22 TW TW084102799A patent/TW272147B/zh active
-
1999
- 1999-05-21 US US09/315,975 patent/US6290920B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US5951953A (en) | 1999-09-14 |
| WO1995023642A1 (en) | 1995-09-08 |
| AU689553B2 (en) | 1998-04-02 |
| RO115425B1 (ro) | 2000-02-28 |
| BR9506753A (pt) | 1997-10-07 |
| DE69501154T2 (de) | 1998-07-02 |
| US6290920B1 (en) | 2001-09-18 |
| JPH09509611A (ja) | 1997-09-30 |
| ZA951641B (en) | 1995-12-11 |
| EP0748253B1 (en) | 1997-12-03 |
| TW272147B (enrdf_load_stackoverflow) | 1996-03-11 |
| UA43360C2 (uk) | 2001-12-17 |
| EP0748253A1 (en) | 1996-12-18 |
| MX9603783A (es) | 1997-07-31 |
| RU2135274C1 (ru) | 1999-08-27 |
| CA2181785A1 (en) | 1995-09-08 |
| AU1849295A (en) | 1995-09-18 |
| ES2112643T3 (es) | 1998-04-01 |
| DE69501154D1 (de) | 1998-01-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20150225 |